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Tarihin kayan polyurethane (PU) da samfuran
Mista Wurtz & Mista Hofmann ne suka kafa shi a cikin 1849, suna haɓakawa a cikin 1957, Polyurethane ya zama kayan da ake amfani da su a masana'antu daban-daban. Daga jirgin sama zuwa masana'antu da noma. Sakamakon fice mai laushi, mai launi, babban elasticity, juriya na hydrolyze, sanyi da zafi res ...Kara karantawa
